Productivity chair



FIG. 1 is a perspective view of a productivity chair of the subjectdisclosure;

FIG. 2 is a right view thereof;

FIG. 3 is a left view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a front view thereof.

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines in the figures are for the purpose of illustratingportions of the productivity chair, which form no part of the claimeddesign.

CLAIM The ornamental design for a productivity chair, as shown anddescribed.